Pandoc is a program for converting between various markup formats. Input formats include markdown, reStructuredText, HTML, and LaTeX; output formats include HTML, LaTeX, ConTeXt, S5, DocBook, groff man, reStructuredText, markdown, and RTF. Many extensions to standard markdown syntax are provided, including inline LaTeX math, tables, definition lists, superscripts and subscripts, smart quotes and dashes, and footnotes

Pandoc is in the MacPorts, Debian, Ubuntu, Slackware, Arch, NetBSD, and FreeBSD ports repositories. Note that the version of pandoc in these repositories may not be the most recent. There is also a Windows installer.

Are you a power-user with 5 minutes to spare? Do you want a faster internet experience?

Try out namebench. It hunts down the fastest DNS servers available for your computer to use. namebench runs a fair and thorough benchmark using your web browser history, tcpdump output, or standardized datasets in order to provide an individualized recommendation. namebench is completely free and does not modify your system in any way. This project began as a 20% project at Google.

You don't need to drop to the command line in order to use Linux, but a knowledge of the command line can be very useful. The command line is a very flexible, very powerful tool for doing things with your computer. Working at the command line can also cut down on the time it takes to carry out a task.

Khtml2png is a helpful tool for capturing an image of a webpage with ease. It's nice to use because it will get the entire length of the site, no matter whether it is fully visible in the browser. And, it sure beats shell scripting Firefox to open on a different display and capturing an image with Imagemagick